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TLC3702-EP_14 Datasheet, PDF (7/31 Pages) Texas Instruments – DUAL MICROPOWER LinCMOS VOLTAGE COMPARATOR | |||
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TLC3702ÄEP
DUAL MICROPOWER LinCMOS VOLTAGE COMPARATOR
Ä
SGLS127 â JULY 2002
PRINCIPLES OF OPERATION
circuit-design considerations (continued)
INPUT CURRENT
vs
INPUT VOLTAGE
8
TA = 25° C
7
6
5
4
3
2
1
0
VDD
VDD + 4
VDD + 8
VDD + 12
VI â Input Voltage â V
Figure 2
VDD
INPUT CURRENT
vs
INPUT VOLTAGE
10
TA = 25° C
9
8
7
6
5
4
3
2
1
0
VDD â 0.3
VDD â 0.5 VDD â 0.7 VDD â 0.9
VI â Input Voltage â V
Figure 3
RI
VI
Vref
See Note A
+
1/2
TLC3702
â
Positive Voltage Input Current Limit :
RI
+
VI * VDD * 0.3 V
5 mA
Negative Voltage Input Current Limit :
RI
+
* VI * VDD * (* 0.3 V)
5 mA
NOTE A: If the correct input state is required when the negative input exceeds GND, a Schottky clamp is required.
Figure 4. Typical Input Current-Limiting Configuration for a LinCMOS Comparator
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